External

USB3.0 256GB

USB3.0 256GB
BENCHMARKS (154)
MKT (0%)
BUILDS
(0)

Effective Speed -64%Effective Speed -64%Average Score -64%Read -34%, Write -32%, 4K Read -73%, 4K Write -158%, Mixed -44%, 4K Mixed -104%, SusWrite -7%Peak Score -48%Read -25%, Write -23%, 4K Read -32%, 4K Write -158%, Mixed -20%, 4K Mixed -79%, SusWrite -1%Value & Sentiment User Rating -14%, Market Share -∞%Nice To Haves -81%DQ Read -68%, DQ Write -78%, DQ Mixed -58%, ADQ Read -138%, ADQ Write -127%, ADQ Mixed -134%, Age 22%, AS-SSD Total -68%

Average Bench: 60.2% (801^st of 1072)

Based on 154 user benchmarks. Model: External USB3.0

Poor: 42%Average: 60.2% Great: 78%

Popular builds with this SSD

Above average average bench

The External USB3.0 256GB averaged 39.8% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 111MB/s

Avg. 4K Random Read Speed 19.8MB/s

See where your SSD ranks →

Above average consistency

The range of scores (95th - 5th percentile) for the External USB3.0 256GB is 36.7%. This is a relatively wide range which indicates that the External USB3.0 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Read Speed 137MB/s

Avg. 4K Random Write Speed 34MB/s

Average Bench

(Based on 154 samples)

Rank 80160.2%

Min	Avg	Max
277	Read 342	404
195	Write 308	394
124	Mixed 250	352
122	SusWrite 277	383
66.2% 294 MB/s

Min	Avg	Max
10.2	4K Read 19.8	32.5
16.6	4K Write 34	47.5
10.3	4K Mixed 22.1	32.6
76.4% 25.3 MB/s

Min	Avg	Max
72.5	DQ Read 137	218
48.9	DQ Write 127	201
25.8	DQ Mixed 111	210
89% 125 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

The fastest SSD (mainstream) averages a speed of 100%

POL-User, 4 months ago.

109GB free

Firmware: 0204

SusWrite @10s intervals: 336 103 106 106 107 125 MB/s

60.6% Good

Write 361

Mixed 302

SusWrite 147

67% 299 MB/s

4K Read 23

4K Write 36.9

4K Mixed 24.6

86% 28.2 MB/s

DQ Read 245

DQ Write 186

DQ Mixed 160

135% 197 MB/s

ZAF-User, 3 months ago.

238GB free

Firmware: 0204

SusWrite @10s intervals: 271 175 147 175 176 159 MB/s

57.2% Above average

Write 356

Mixed 250

SusWrite 184

65% 289 MB/s

4K Read 24.8

4K Write 23.2

4K Mixed 22.9

79% 23.6 MB/s

DQ Read 236

DQ Write 76

DQ Mixed 132

103% 148 MB/s

HKG-User, 4 months ago.

28GB free

Firmware: 0007

SusWrite @10s intervals: 194 195 194 194 194 194 MB/s

50.2% Above average

Write 266

Mixed 256

SusWrite 194

58% 259 MB/s

4K Read 18.5

4K Write 35.6

4K Mixed 21.4

74% 25.2 MB/s

DQ Read 58

DQ Write 52.3

DQ Mixed 55.5

42% 55.3 MB/s

154 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,700,728 SSDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

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CPU

GPU

SSD

HDD

RAM

MBD

Typical USB3.0 256GB Builds (Compare 388 builds) See popular component choices, score breakdowns and rankings

Gaming 7%

Tree trunk

Desktop 53%

Yacht

Workstation 6%

Tree trunk

System: Dell Latitude E5530 non-vPro

CPU
Core i5-3340MIntelBench 53%, 12,487 samples	74x
Core i5-3230MIntel $100Bench 49%, 61,311 samples	62x
Core i5-3210MIntel $52Bench 48%, 79,744 samples	57x

GPU
HD 4000 (Mobile 1.25 GHz)IntelBench 3%, 409,110 samples	343x
HD 3000 (Mobile V1 1.1/1.2 GHz)IntelBench 2%, 209,058 samples	31x
HD 3000 (Mobile V2 1.3 GHz)IntelBench 2%, 110,588 samples	7x

SSD
USB3.0 256GBExternalBench 60%, 154 samples	1x

RAM
HMT451S6AFR8A-PB 2x4GBHynixBench 48%, 18,159 samples	15x
HMT451S6BFR8A-PB HMT351S6EFR8A-PB 8GBHynixBench 47%, 687 samples	10x
HMT351S6EFR8A-PB 1x4GBHynixBench 28%, 12,200 samples	9x

EDIT WITH CUSTOM PC BUILDER

Popular USB3.0 256GB systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute

Welcome to our PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best value for money upgrades.

UserBenchmark of the month

Gaming

Desktop

ProGaming

CPU

GPU

SSD

HDD

RAM

USB

How it works

- Download and run UserBenchmark
- CPU tests include: integer, floating and string
- GPU tests include: six 3D game simulations
- Drive tests include: read, write, sustained write and mixed IO
- RAM tests include: single/multi core bandwidth and latency
- SkillBench (space shooter) tests user input accuracy
- Reports are generated and presented on userbenchmark.com
- Identify the strongest components in your PC
- See speed test results from other users
- Compare your components to the current market leaders
- Explore your best upgrade options with a virtual PC build
- Compare your in-game FPS to other users with your hardware

Solid State Drive Rankings (Price vs Performance) April 2024 SSD Rankings

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. ^[SSDrivePro]

Group Test Results

Best user rated - User sentiment trumps benchmarks for this comparison.
Best value for money - Value for money is based on real world performance.
Fastest real world speed - Real World Speed measures performance for typical consumers.

1072 Drives (Compared) Thousands of user benchmarks compiled into one comparison list

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

Frequently Asked Questions

Storage Devices FAQ

What is sustained sequential write speed?

What’s the difference between SLC, MLC and TLC?

What is 3D XPoint and how fast is it?

What’s the difference between SATA, PCIe and NVMe?

What’s the difference between NAND and V-NAND?

What is sequential write speed?

What is sequential read speed?

What is incompressible data?

What is queue depth?

Solid State Drives

What is the SSD value for money rating?

What is 4K 64 thread write speed?

Can CPU power saving states (C1,C2,C3) impact SSD speed?

What is the effective SSD speed index?

How is the AS SSD write score calculated?

How is the AS SSD read score calculated?

How is the AS SSD total score calculated?

ALL FAQs »

CPU	GPU	SSD
Intel Core i5-13600K $273	Nvidia RTX 4060 $295	Crucial MX500 250GB $40
Intel Core i5-12400F $133	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $179	Nvidia RTX 4070 $539	Samsung 860 Evo 250GB $52

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $39	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51	G.SKILL Trident Z DDR4 3200 C14 4x16GB $351	SanDisk Ultra Fit 32GB $16

External

USB3.0 256GB

Average Bench: 60.2% (801^st of 1072)

Popular builds with this SSD

Above average average bench

Strengths

Above average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Latitude E5530 non-vPro

Popular USB3.0 256GB systems:

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External

USB3.0 256GB

Average Bench: 60.2% (801st of 1072)

Popular builds with this SSD

Above average average bench

Strengths

Above average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Latitude E5530 non-vPro

Popular USB3.0 256GB systems:

UserBenchmark of the month

How it works

Group Test Results

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Speed Comparisons

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Best User Rated

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Average Bench: 60.2% (801^st of 1072)